| English | French |
| Asian brown flycatcher | gobe-mouches brun (Muscicapa dauurica) |
| brown babbler | cratérope écaillé (Turdoides squamiceps) |
| brown bear | ours brun (Ursus arctos) |
| brown-black carpenter ant | fourmi charpentière (Camponotus ligniperdus) |
| brown booby | fou brun (Sula leucogaster) |
| brown boody | fou brun |
| brown-breasted bulbul | bulbul à poitrine brune (Pycnonotus xanthorrhous) |
| brown-breasted tree partridge | torquéole à poitrine brune (Arborophila brunneopectus, Arborophila orientalis) |
| brown-breasted tree partridge | torquéole de Sumatra (Arborophila brunneopectus, Arborophila orientalis) |
| brown cedar leafminer | mineuse rougeâtre du thuya (Coleotechnites thujaella) |
| brown coal firing | chauffage à lignite brut |
| brown coal power plant | centrale thermique au lignite |
| brown coal power plant | centrale électrique au lignite |
| brown coal-fired power plant | centrale thermique au lignite (station) |
| brown coal-fired power plant | centrale électrique au lignite (station) |
| brown creeper | grimpereau brun (Certhia americana) |
| brown-eared pheasant | hoki brun (Crossoptilon mantchuricum) |
| brown-eared pheasant | faisan brun (Crossoptilon mantchuricum) |
| brown fish owl | kétoupa brun (Ketupa zeylonensis) |
| brown flatsedge | souchet brun (Cyperus fuscus) |
| brown flycatcher | gobe-mouches brun (Muscicapa dauurica) |
| brown flycatcher | gobemouche brun (Muscicapa latirostris) |
| brown garden snail | petit gris (Cornu aspersum, Helix aspersa) |
| brown goshawk | autour australien (Accipiter fasciatus) |
| brown hare | lièvre brun (Lepus europaeus) |
| brown hare | lièvre commun (Lepus capensis, Lepus europaeus) |
| brown harrier eagle | circaetus cinereus (Circaetus cinereus, circaetus cinereus) |
| brown harrier eagle | circaete brun (Circaetus cinereus, circaetus cinereus) |
| brown-headed cowbird | vacher à tête brune (Molothrus ater) |
| brown-headed cowbird | molothre à tête brune (Molothrus ater) |
| brown-headed gull | goéland à tête brune (Larus brunnicephalus) |
| brown-headed gull | mouette du Tibet (Larus brunnicephalus) |
| brown-headed gull | goéland du Tibet (Larus brunnicephalus) |
| brown heart disease | coeur brun |
| brown heart disease | brunissement du coeur |
| brown hemlock needleminer | mineuse brune de la pruche (Coleotechnites macleodi) |
| brown-hooded parrot | caïque à capuchon (Pionopsitta haematotis) |
| brown hyaena | hyène brune (Hyaena brunnea) |
| brown knapweed | jacée (Centaurea jacea) |
| brown knapweed | centaurée jacée (Centaurea jacea) |
| brown long-eared bat | oreillard brun (Plecotus auritus) |
| brown mite | tétranyque brun (Bryobia rubrioculus) |
| brown-necked raven | corbeau brun (Corvus ruficollis) |
| Brown needle blight:pine, Needle blight:pine, Red band needle blight:pine, Blight:pine | strie rouge des aiguilles du pin (Cytosporina septospora, Dothistroma pini, Dothistroma septospora, Scirrhia pini) |
| Brown needle blight:pine, Needle blight:pine, Red band needle blight:pine, Blight:pine | maladie des bandes rouges du pin (Cytosporina septospora, Dothistroma pini, Dothistroma septospora, Scirrhia pini) |
| brown noddy | noddi brun (Anous stolidus) |
| brown parrot | poicephalus meyeri (Poicephalus meyeri, poicephalus meyeri) |
| brown parrot | perroquet vert à calotte jaune (Poicephalus meyeri, poicephalus meyeri) |
| brown pelican | pélican brun (Pelecanus occidentalis) |
| brown pine looper | arpenteuse brune du pin (Caripeta angustiorata) |
| brown rat | rat brun (Rattus norvegicus) |
| brown rat | rat gris (Epimys norvegicus, Rattus norvegicus) |
| brown rat | rat (Rattus norvegicus) |
| brown rat | surmulot (Epimys norvegicus, Rattus norvegicus) |
| brown rat | rat d'égout (Epimys norvegicus, Rattus norvegicus) |
| brown rayed knapweed | centaurée jacée (Centaurea jacea) |
| brown sarsaparilla | salsepareille de Honduras (Smilax regelii) |
| brown seaweed | algue brune |
| brown seaweeds | algues brunes (Phaeophyceae) |
| brown shrike | pie-grièche brune (Lanius cristatus) |
| brown thornbill | acanthize mignon (Acanthiza pusilla) |
| brown-throated sand martin | hirondelle paludicole (Riparia paludicola) |
| brown trout | truite (Salmo trutta f. fario) |
| brown vole | campagnol agreste (Microtus agrestis) |
| Campbell Island brown | sarcelle de Campbell (Anas aucklandica nesiotis) |
| Himalayan brown bear | ours brun (Ursus arctos isabellinus) |
| Himalayan brown bear | ours Isabelle (Ursus arctos isabellinus) |
| indian brown mongoose | mangouste à queue courte de l'Inde (Herpestes (Urva) brachyurus fuscus, Herpestes fuscus) |
| little brown click | petit taupin brun (Agriotes limosus) |
| Mexican brown bear | ours brun du Mexique (Ursus arctos nelsoni) |
| New Zealand brown teal | sarcelle de Nouvelle-Zélande (Anas aucklandica chlorotis) |
| northern brown shrimp | crevette royale grise (Penaeus aztecus) |
| Tibetan brown bear | ours brun (Ursus arctos pruinosus) |
